- All sections
- B - Performing operations; transporting
- B23B - Turning; boring
- B23B 31/19 - Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving parallel to the axis of the chuck
Patent holdings for IPC class B23B 31/19
Total number of patents in this class: 47
10-year publication summary
|
4
|
1
|
8
|
5
|
7
|
1
|
6
|
3
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Black & Decker, Inc. | 2402 |
16 |
| Robert Bosch GmbH | 40953 |
4 |
| Makita Corporation | 2339 |
4 |
| Milwaukee Electric Tool Corporation | 3572 |
4 |
| Robert Bosch Tool Corporation | 350 |
3 |
| citizen Machinery Co., Ltd. | 176 |
2 |
| citizen Watch Co., Ltd. | 1062 |
2 |
| Depuy Synthes Products, LLC | 2880 |
1 |
| C. & E. FEIN GmbH | 187 |
1 |
| Fuji Corporation | 2924 |
1 |
| Leifeld Metal Spinning GmbH | 9 |
1 |
| Medos International SARL | 731 |
1 |
| Nippon Thompson Co., Ltd. | 192 |
1 |
| SMC Corporation | 1354 |
1 |
| e & Q One-touch | 4 |
1 |
| Zhejiang Jinmei Electric Tools Co., Ltd. | 6 |
1 |
| Kyocera Industrial Tools Corporation | 17 |
1 |
| Seco-e.p.b.(societe Par Actions Simplifiee) | 2 |
1 |
| Maus S.p.A. | 8 |
1 |
| Other owners | 0 |